! Started logfile: /image_prod/ug002_uva//J0023+4456_X_dfm.log on Wed Mar 4 18:26:15 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J0023+4456_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0023+4456_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.968519 visibilities/baseline/integration-bin. ! Found source: J0023+4456 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 25104 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0023+4456_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014395Jy sigma=9.106477 ! Fit after self-cal, rms=0.825024Jy sigma=7.412852 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7386 mas, bmaj=1.098 mas, bpa=-10.54 degrees ! Estimated noise=1.03319 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.136364 Jy ! Component: 100 - total flux cleaned = 0.166295 Jy ! Total flux subtracted in 100 components = 0.166295 Jy ! Clean residual min=-0.004754 max=0.009505 Jy/beam ! Clean residual mean=0.000000 rms=0.001189 Jy/beam ! Combined flux in latest and established models = 0.166295 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.166295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.059447Jy sigma=0.511783 ! Fit after self-cal, rms=0.059441Jy sigma=0.511746 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00939767 Jy ! Component: 100 - total flux cleaned = 0.0106766 Jy ! Total flux subtracted in 100 components = 0.0106766 Jy ! Clean residual min=-0.004948 max=0.006370 Jy/beam ! Clean residual mean=-0.000000 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 0.176972 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.176972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058067Jy sigma=0.498444 ! Fit after self-cal, rms=0.058067Jy sigma=0.498413 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9231 mas, bmaj=1.372 mas, bpa=-6.317 degrees ! Estimated noise=0.503225 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, -11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00529984 Jy ! Component: 100 - total flux cleaned = 0.00660973 Jy ! Component: 150 - total flux cleaned = 0.00722988 Jy ! Component: 200 - total flux cleaned = 0.00748155 Jy ! Total flux subtracted in 200 components = 0.00748155 Jy ! Clean residual min=-0.004421 max=0.006068 Jy/beam ! Clean residual mean=-0.000000 rms=0.001022 Jy/beam ! Combined flux in latest and established models = 0.184453 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 21 components and 0.184453 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057453Jy sigma=0.491630 ! Fit after self-cal, rms=0.057413Jy sigma=0.491136 ! Inverting map ! Added new window around map position (0.4, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00505959 Jy ! Component: 100 - total flux cleaned = 0.00660028 Jy ! Component: 150 - total flux cleaned = 0.00759569 Jy ! Component: 200 - total flux cleaned = 0.00776619 Jy ! Total flux subtracted in 200 components = 0.00776619 Jy ! Clean residual min=-0.003813 max=0.004697 Jy/beam ! Clean residual mean=-0.000001 rms=0.000893 Jy/beam ! Combined flux in latest and established models = 0.19222 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 44 components and 0.19222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056730Jy sigma=0.483681 ! Fit after self-cal, rms=0.056674Jy sigma=0.483124 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9231 x 1.372 at -6.317 degrees (North through East) ! Clean map min=-0.0037425 max=0.17548 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.99 KP 1.06 ! LA 0.95 MK 0.99 NL 1.15 OV 0.92 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 1.00 KP 1.07 ! LA 0.96 MK 1.01 NL 1.14 OV 0.92 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.99 KP 1.07 ! LA 0.95 MK 1.01 NL 1.13 OV 0.93 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.97 KP 1.09 ! LA 0.94 MK 1.02 NL 1.13 OV 0.92 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.98 KP 1.08 ! LA 0.94 MK 1.03 NL 1.13 OV 0.92 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.97 KP 1.06 ! LA 0.95 MK 1.03 NL 1.15 OV 0.93 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.99 KP 1.06 ! LA 0.94 MK 1.02 NL 1.13 OV 0.92 ! SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.99 KP 1.07 ! LA 0.94 MK 1.02 NL 1.13 OV 0.93 ! SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.98 KP 1.06 ! LA 0.93 MK 1.01 NL 1.14 OV 0.91 ! SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.97 KP 1.08 ! LA 0.93 MK 1.02 NL 1.13 OV 0.90 ! SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.97 KP 1.04 ! LA 0.98 MK 1.05 NL 1.14 OV 0.91 ! SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.96 KP 1.06 ! LA 0.96 MK 1.02 NL 1.14 OV 0.92 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.056674Jy sigma=0.483124 ! Fit after self-cal, rms=0.053641Jy sigma=0.463656 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9226 mas, bmaj=1.368 mas, bpa=-5.363 degrees ! Estimated noise=0.501176 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00246475 Jy ! Component: 100 - total flux cleaned = -0.00318694 Jy ! Component: 150 - total flux cleaned = -0.00328081 Jy ! Component: 200 - total flux cleaned = -0.00323612 Jy ! Total flux subtracted in 200 components = -0.00323612 Jy ! Clean residual min=-0.001808 max=0.002162 Jy/beam ! Clean residual mean=-0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.188983 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 69 components and 0.188983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053504Jy sigma=0.462422 ! Fit after self-cal, rms=0.053520Jy sigma=0.462267 ! Inverting map ! Added new window around map position (2.2, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210077 Jy ! Component: 100 - total flux cleaned = 0.00285166 Jy ! Component: 150 - total flux cleaned = 0.00323091 Jy ! Component: 200 - total flux cleaned = 0.00349677 Jy ! Total flux subtracted in 200 components = 0.00349677 Jy ! Clean residual min=-0.001608 max=0.001537 Jy/beam ! Clean residual mean=-0.000001 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.19248 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.19248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053414Jy sigma=0.461329 ! Fit after self-cal, rms=0.053408Jy sigma=0.461286 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053408Jy sigma=0.461286 ! Fit after self-cal, rms=0.053541Jy sigma=0.458013 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9207 mas, bmaj=1.364 mas, bpa=-4.835 degrees ! Estimated noise=0.500139 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00016299 Jy ! Component: 100 - total flux cleaned = 0.000122616 Jy ! Component: 150 - total flux cleaned = 0.000392014 Jy ! Component: 200 - total flux cleaned = 0.000679983 Jy ! Total flux subtracted in 200 components = 0.000679983 Jy ! Clean residual min=-0.001114 max=0.001111 Jy/beam ! Clean residual mean=-0.000001 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.19316 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 95 components and 0.19316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053483Jy sigma=0.457476 ! Fit after self-cal, rms=0.053497Jy sigma=0.457436 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000129877 Jy ! Component: 100 - total flux cleaned = 0.000403235 Jy ! Component: 150 - total flux cleaned = 0.00062872 Jy ! Component: 200 - total flux cleaned = 0.000857742 Jy ! Total flux subtracted in 200 components = 0.000857742 Jy ! Clean residual min=-0.001071 max=0.001110 Jy/beam ! Clean residual mean=-0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.194018 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 100 components and 0.194018 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053479Jy sigma=0.457266 ! Fit after self-cal, rms=0.053477Jy sigma=0.457262 ! Inverting map ! Added new window around map position (30.2, 28.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000487674 Jy ! Component: 100 - total flux cleaned = 0.000439176 Jy ! Component: 150 - total flux cleaned = 0.000538409 Jy ! Component: 200 - total flux cleaned = 0.000631166 Jy ! Total flux subtracted in 200 components = 0.000631166 Jy ! Clean residual min=-0.001012 max=0.000962 Jy/beam ! Clean residual mean=-0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.194649 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 114 components and 0.194649 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053455Jy sigma=0.457060 ! Fit after self-cal, rms=0.053453Jy sigma=0.457049 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053453Jy sigma=0.457049 ! Fit after self-cal, rms=0.053488Jy sigma=0.456930 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.92 mas, bmaj=1.363 mas, bpa=-4.758 degrees ! Estimated noise=0.499834 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00042036 Jy ! Component: 100 - total flux cleaned = -0.000330685 Jy ! Component: 150 - total flux cleaned = -0.00018712 Jy ! Component: 200 - total flux cleaned = -3.58313e-05 Jy ! Total flux subtracted in 200 components = -3.58313e-05 Jy ! Clean residual min=-0.000944 max=0.000925 Jy/beam ! Clean residual mean=-0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.194613 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 121 components and 0.194613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053472Jy sigma=0.456762 ! Fit after self-cal, rms=0.053474Jy sigma=0.456757 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.979e-05 Jy ! Component: 100 - total flux cleaned = 0.000131495 Jy ! Component: 150 - total flux cleaned = 0.000274594 Jy ! Component: 200 - total flux cleaned = 0.00037887 Jy ! Total flux subtracted in 200 components = 0.00037887 Jy ! Clean residual min=-0.000911 max=0.000909 Jy/beam ! Clean residual mean=-0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.194992 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 127 components and 0.194992 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053465Jy sigma=0.456675 ! Fit after self-cal, rms=0.053464Jy sigma=0.456674 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053464Jy sigma=0.456674 ! Fit after self-cal, rms=0.053477Jy sigma=0.456643 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.052 mas, bmaj=2.3 mas, bpa=3.235 degrees ! Estimated noise=0.640421 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000320432 Jy ! Component: 100 - total flux cleaned = 0.000513226 Jy ! Component: 150 - total flux cleaned = 0.000686159 Jy ! Component: 200 - total flux cleaned = 0.000858381 Jy ! Total flux subtracted in 200 components = 0.000858381 Jy ! Clean residual min=-0.001023 max=0.000873 Jy/beam ! Clean residual mean=-0.000002 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.19585 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 140 components and 0.19585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053472Jy sigma=0.456592 ! Fit after self-cal, rms=0.053473Jy sigma=0.456586 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.5057e-05 Jy ! Component: 100 - total flux cleaned = 0.000187819 Jy ! Component: 150 - total flux cleaned = 0.000288441 Jy ! Component: 200 - total flux cleaned = 0.000387623 Jy ! Total flux subtracted in 200 components = 0.000387623 Jy ! Clean residual min=-0.001004 max=0.000853 Jy/beam ! Clean residual mean=-0.000002 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.196238 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 154 components and 0.196238 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053472Jy sigma=0.456575 ! Fit after self-cal, rms=0.053472Jy sigma=0.456575 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9194 mas, bmaj=1.362 mas, bpa=-4.709 degrees ! Estimated noise=0.499754 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9194 x 1.362 at -4.709 degrees (North through East) ! Clean map min=-0.00086772 max=0.17487 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7378 mas, bmaj=1.092 mas, bpa=-8.623 degrees ! Estimated noise=1.02518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.135266 Jy ! Component: 100 - total flux cleaned = 0.164935 Jy ! Component: 150 - total flux cleaned = 0.173563 Jy ! Component: 200 - total flux cleaned = 0.178295 Jy ! Total flux subtracted in 200 components = 0.178295 Jy ! Clean residual min=-0.002629 max=0.002933 Jy/beam ! Clean residual mean=-0.000001 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.178295 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.178295 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9194 mas, bmaj=1.362 mas, bpa=-4.709 degrees ! Estimated noise=0.499754 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00389555 Jy ! Component: 100 - total flux cleaned = 0.006444 Jy ! Component: 150 - total flux cleaned = 0.00845897 Jy ! Component: 200 - total flux cleaned = 0.0100896 Jy ! Total flux subtracted in 200 components = 0.0100896 Jy ! Clean residual min=-0.001160 max=0.001190 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.188385 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 34 components and 0.188385 Jy ! Inverting map ! Added new window around map position (7.8, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140947 Jy ! Component: 100 - total flux cleaned = 0.00259681 Jy ! Component: 150 - total flux cleaned = 0.00342927 Jy ! Component: 200 - total flux cleaned = 0.00398689 Jy ! Total flux subtracted in 200 components = 0.00398689 Jy ! Clean residual min=-0.000996 max=0.000993 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.192372 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 56 components and 0.192372 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.052 mas, bmaj=2.3 mas, bpa=3.235 degrees ! Estimated noise=0.640421 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133682 Jy ! Component: 100 - total flux cleaned = 0.002039 Jy ! Component: 150 - total flux cleaned = 0.00266647 Jy ! Component: 200 - total flux cleaned = 0.00309713 Jy ! Total flux subtracted in 200 components = 0.00309713 Jy ! Clean residual min=-0.000987 max=0.000938 Jy/beam ! Clean residual mean=-0.000002 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.195469 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000351472 Jy ! Component: 100 - total flux cleaned = 0.000642265 Jy ! Component: 150 - total flux cleaned = 0.000884569 Jy ! Component: 200 - total flux cleaned = 0.00108689 Jy ! Total flux subtracted in 200 components = 0.00108689 Jy ! Clean residual min=-0.000957 max=0.000862 Jy/beam ! Clean residual mean=-0.000002 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.196556 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 103 components and 0.196556 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9194 mas, bmaj=1.362 mas, bpa=-4.709 degrees ! Estimated noise=0.499754 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000184956 Jy ! Component: 100 - total flux cleaned = -0.000186583 Jy ! Component: 150 - total flux cleaned = -0.000280355 Jy ! Component: 200 - total flux cleaned = -0.000301371 Jy ! Total flux subtracted in 200 components = -0.000301371 Jy ! Clean residual min=-0.000908 max=0.000849 Jy/beam ! Clean residual mean=-0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.196254 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 123 components and 0.196254 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053476Jy sigma=0.456665 ! Fit after self-cal, rms=0.053471Jy sigma=0.456622 wmodel J0023+4456_X_map.mod ! Writing 123 model components to file: J0023+4456_X_map.mod wobs J0023+4456_X_uvs.fits ! Writing UV FITS file: J0023+4456_X_uvs.fits wwins J0023+4456_X_map.win ! wwins: Wrote 6 windows to J0023+4456_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -3.62008e-05 Jy ! Component: 100 - total flux cleaned = -5.84374e-06 Jy ! Component: 150 - total flux cleaned = -5.77554e-06 Jy ! Component: 200 - total flux cleaned = -4.87901e-05 Jy ! Component: 250 - total flux cleaned = -0.000160574 Jy ! Component: 300 - total flux cleaned = -0.000228726 Jy ! Component: 350 - total flux cleaned = -0.000295332 Jy ! Component: 400 - total flux cleaned = -0.000334513 Jy ! Component: 450 - total flux cleaned = -0.000347362 Jy ! Component: 500 - total flux cleaned = -0.00042376 Jy ! Component: 550 - total flux cleaned = -0.000448635 Jy ! Component: 600 - total flux cleaned = -0.000535483 Jy ! Component: 650 - total flux cleaned = -0.000571915 Jy ! Component: 700 - total flux cleaned = -0.000632378 Jy ! Component: 750 - total flux cleaned = -0.000715685 Jy ! Component: 800 - total flux cleaned = -0.000715515 Jy ! Component: 850 - total flux cleaned = -0.000750636 Jy ! Component: 900 - total flux cleaned = -0.000831318 Jy ! Component: 950 - total flux cleaned = -0.000842801 Jy ! Component: 1000 - total flux cleaned = -0.000921703 Jy ! Component: 1050 - total flux cleaned = -0.00095522 Jy ! Component: 1100 - total flux cleaned = -0.00101041 Jy ! Component: 1150 - total flux cleaned = -0.00104303 Jy ! Component: 1200 - total flux cleaned = -0.0010755 Jy ! Component: 1250 - total flux cleaned = -0.00110749 Jy ! Component: 1300 - total flux cleaned = -0.00112873 Jy ! Component: 1350 - total flux cleaned = -0.00114973 Jy ! Component: 1400 - total flux cleaned = -0.00120193 Jy ! Component: 1450 - total flux cleaned = -0.00121219 Jy ! Component: 1500 - total flux cleaned = -0.00124295 Jy ! Component: 1550 - total flux cleaned = -0.00126338 Jy ! Component: 1600 - total flux cleaned = -0.00128355 Jy ! Component: 1650 - total flux cleaned = -0.00128364 Jy ! Component: 1700 - total flux cleaned = -0.00134324 Jy ! Component: 1750 - total flux cleaned = -0.0013629 Jy ! Component: 1800 - total flux cleaned = -0.0013825 Jy ! Component: 1850 - total flux cleaned = -0.00137283 Jy ! Component: 1900 - total flux cleaned = -0.0013921 Jy ! Component: 1950 - total flux cleaned = -0.00140164 Jy ! Component: 2000 - total flux cleaned = -0.00142073 Jy ! Component: 2050 - total flux cleaned = -0.00143021 Jy ! Component: 2100 - total flux cleaned = -0.00151456 Jy ! Component: 2150 - total flux cleaned = -0.00152382 Jy ! Component: 2200 - total flux cleaned = -0.00153302 Jy ! Component: 2250 - total flux cleaned = -0.00157896 Jy ! Component: 2300 - total flux cleaned = -0.0015972 Jy ! Component: 2350 - total flux cleaned = -0.00158803 Jy ! Component: 2400 - total flux cleaned = -0.00158803 Jy ! Component: 2450 - total flux cleaned = -0.00160596 Jy ! Component: 2500 - total flux cleaned = -0.00157926 Jy ! Component: 2550 - total flux cleaned = -0.00160582 Jy ! Component: 2600 - total flux cleaned = -0.00166736 Jy ! Component: 2650 - total flux cleaned = -0.00168479 Jy ! Component: 2700 - total flux cleaned = -0.00170226 Jy ! Component: 2750 - total flux cleaned = -0.00171949 Jy ! Component: 2800 - total flux cleaned = -0.00176236 Jy ! Component: 2850 - total flux cleaned = -0.00174528 Jy ! Component: 2900 - total flux cleaned = -0.00178767 Jy ! Component: 2950 - total flux cleaned = -0.00180461 Jy ! Component: 3000 - total flux cleaned = -0.00181297 Jy ! Component: 3050 - total flux cleaned = -0.0018463 Jy ! Component: 3100 - total flux cleaned = -0.00186287 Jy ! Component: 3150 - total flux cleaned = -0.00187932 Jy ! Component: 3200 - total flux cleaned = -0.00192033 Jy ! Component: 3250 - total flux cleaned = -0.00194467 Jy ! Component: 3300 - total flux cleaned = -0.00198532 Jy ! Component: 3350 - total flux cleaned = -0.00196923 Jy ! Component: 3400 - total flux cleaned = -0.00200939 Jy ! Component: 3450 - total flux cleaned = -0.00202532 Jy ! Component: 3500 - total flux cleaned = -0.00204124 Jy ! Component: 3550 - total flux cleaned = -0.00206498 Jy ! Component: 3600 - total flux cleaned = -0.00210426 Jy ! Component: 3650 - total flux cleaned = -0.00211989 Jy ! Component: 3700 - total flux cleaned = -0.00215878 Jy ! Component: 3750 - total flux cleaned = -0.00215876 Jy ! Component: 3800 - total flux cleaned = -0.00218188 Jy ! Component: 3850 - total flux cleaned = -0.00220484 Jy ! Component: 3900 - total flux cleaned = -0.00222007 Jy ! Component: 3950 - total flux cleaned = -0.00222762 Jy ! Component: 4000 - total flux cleaned = -0.0022503 Jy ! Component: 4050 - total flux cleaned = -0.00224278 Jy ! Total flux subtracted in 4096 components = -0.00228774 Jy ! Clean residual min=-0.000469 max=0.000424 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.193967 Jy keep ! Adding 332 model components to the UV plane model. ! The established model now contains 455 components and 0.193967 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0023+4456_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9194 x 1.362 at -4.709 degrees (North through East) ! Clean map min=-0.00068203 max=0.17493 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0023+4456_X_map.fits wmodel /image_prod/ug002_uva//J0023+4456_X_map.mod ! Writing 455 model components to file: /image_prod/ug002_uva//J0023+4456_X_map.mod wobs /image_prod/ug002_uva//J0023+4456_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0023+4456_X_uvs.fits wwins /image_prod/ug002_uva//J0023+4456_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0023+4456_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.174931 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126131 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.216309 0.216309 0.432618 0.865237 1.73047 3.46095 6.9219 13.8438 27.6876 55.3752 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.174 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1386.9 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0023+4456_X_dfm.log closed on Wed Mar 4 18:26:21 2020